Details

Time bar (total: 14.3s)

sample75.0ms

Algorithm
intervals
Results
20.0ms63×body1280valid
17.0ms74×body10240exit
11.0ms54×body640valid
5.0ms34×body320valid
4.0ms93×body80valid
1.0ms12×body160valid

simplify8.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
057
177
287
done87

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 41.1b

localize12.0ms

Local error

Found 2 expressions with local error:

0.2b
(/ (exp x) (- (exp x) 1.0))
3.8b
(- (exp x) 1.0)

rewrite80.0ms

Algorithm
rewrite-expression-head
Rules
22×add-sqr-sqrt *-un-lft-identity
15×times-frac
12×add-cube-cbrt
associate-/r* distribute-lft-out-- difference-of-squares
add-cbrt-cube add-log-exp
add-exp-log associate-/l*
pow1 flip3-- associate-/r/ flip--
cbrt-undiv sub-neg frac-2neg diff-log div-exp clear-num div-inv
Counts
2 → 51
Calls
2 calls:
58.0ms
(/ (exp x) (- (exp x) 1.0))
19.0ms
(- (exp x) 1.0)

series74.0ms

Counts
2 → 6
Calls
2 calls:
49.0ms
(/ (exp x) (- (exp x) 1.0))
25.0ms
(- (exp x) 1.0)

simplify2.4s

Counts
57 → 57
Iterations

Useful iterations: 3 (956.0ms)

IterNodesCost
091640
1191614
2648581
33086577
done5000577

prune298.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.0b

localize18.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ (* 1/12 x) (/ 1 x))
0.0b
(+ 1/2 (+ (* 1/12 x) (/ 1 x)))
0.3b
(* 1/12 x)

rewrite100.0ms

Algorithm
rewrite-expression-head
Rules
10×add-log-exp
add-sqr-sqrt *-un-lft-identity
pow1 add-exp-log add-cube-cbrt add-cbrt-cube
sum-log
associate-*r* associate-*l*
+-commutative flip3-+ flip-+
associate-+r+ pow-prod-down prod-exp *-commutative cbrt-unprod distribute-lft-out unswap-sqr
Counts
3 → 43
Calls
3 calls:
22.0ms
(+ (* 1/12 x) (/ 1 x))
63.0ms
(+ 1/2 (+ (* 1/12 x) (/ 1 x)))
13.0ms
(* 1/12 x)

series124.0ms

Counts
3 → 9
Calls
3 calls:
75.0ms
(+ (* 1/12 x) (/ 1 x))
25.0ms
(+ 1/2 (+ (* 1/12 x) (/ 1 x)))
24.0ms
(* 1/12 x)

simplify956.0ms

Counts
52 → 52
Iterations

Useful iterations: 2 (195.0ms)

IterNodesCost
073503
1208450
2804424
done5000424

prune231.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.0b

localize16.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ 1.0 (exp x))
0.0b
(/ 1 (- 1 (/ 1.0 (exp x))))
3.9b
(- 1 (/ 1.0 (exp x)))

rewrite115.0ms

Algorithm
rewrite-expression-head
Rules
64×add-sqr-sqrt
44×*-un-lft-identity
43×times-frac
24×add-cube-cbrt
20×difference-of-squares
11×associate-/r*
add-exp-log
add-cbrt-cube
associate-/l*
distribute-lft-out-- add-log-exp
pow1
div-exp
cbrt-undiv flip3-- frac-2neg clear-num associate-/r/ flip-- div-inv
sub-neg rec-exp pow-flip diff-log 1-exp inv-pow
Counts
3 → 97
Calls
3 calls:
13.0ms
(/ 1.0 (exp x))
66.0ms
(/ 1 (- 1 (/ 1.0 (exp x))))
29.0ms
(- 1 (/ 1.0 (exp x)))

series178.0ms

Counts
3 → 9
Calls
3 calls:
27.0ms
(/ 1.0 (exp x))
91.0ms
(/ 1 (- 1 (/ 1.0 (exp x))))
60.0ms
(- 1 (/ 1.0 (exp x)))

simplify1.3s

Counts
106 → 106
Iterations

Useful iterations: done (1.3s)

IterNodesCost
01621303
13451155
212621101
done50011096

prune444.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.0b

localize58.0ms

Local error

Found 4 expressions with local error:

0.0b
(pow (exp x) 3)
0.0b
(* (/ (exp x) (- (pow (exp x) 3) (pow 1.0 3))) (+ (* (exp x) (exp x)) (+ (* 1.0 1.0) (* (exp x) 1.0))))
0.3b
(/ (exp x) (- (pow (exp x) 3) (pow 1.0 3)))
3.8b
(- (pow (exp x) 3) (pow 1.0 3))

rewrite672.0ms

Algorithm
rewrite-expression-head
Rules
265×add-sqr-sqrt
151×times-frac
148×*-un-lft-identity
128×difference-of-squares
99×unpow-prod-down cube-prod
81×associate-*l*
68×add-cube-cbrt
65×sqr-pow
40×distribute-lft-out--
25×associate-/r*
12×add-cbrt-cube
add-exp-log
difference-cubes
pow1
add-log-exp
pow-pow associate-/r/
pow-unpow exp-prod flip3-- associate-*r* flip-- associate-/l*
cbrt-undiv frac-times flip3-+ associate-*r/ div-exp prod-exp cbrt-unprod flip-+ div-inv unswap-sqr
distribute-rgt-in cube-mult pow-to-exp sub-neg frac-2neg distribute-lft-in diff-log unpow3 pow-prod-down associate-*l/ pow-exp clear-num *-commutative rem-cube-cbrt
Counts
4 → 283
Calls
4 calls:
19.0ms
(pow (exp x) 3)
449.0ms
(* (/ (exp x) (- (pow (exp x) 3) (pow 1.0 3))) (+ (* (exp x) (exp x)) (+ (* 1.0 1.0) (* (exp x) 1.0))))
96.0ms
(/ (exp x) (- (pow (exp x) 3) (pow 1.0 3)))
68.0ms
(- (pow (exp x) 3) (pow 1.0 3))

series452.0ms

Counts
4 → 12
Calls
4 calls:
43.0ms
(pow (exp x) 3)
225.0ms
(* (/ (exp x) (- (pow (exp x) 3) (pow 1.0 3))) (+ (* (exp x) (exp x)) (+ (* 1.0 1.0) (* (exp x) 1.0))))
113.0ms
(/ (exp x) (- (pow (exp x) 3) (pow 1.0 3)))
71.0ms
(- (pow (exp x) 3) (pow 1.0 3))

simplify1.1s

Counts
295 → 295
Iterations

Useful iterations: done (1.1s)

IterNodesCost
03166727
111365973
done50005759

prune1.9s

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0.0b

regimes172.0ms

Accuracy

97.1% (0.6b remaining)

Error of 0.6b against oracle of 0.0b and baseline of 21.6b

bsearch1.0ms

simplify9.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
02440
13340
done3340

end0.0ms

sample3.5s

Algorithm
intervals
Results
1.4s2242×body1280valid
939.0ms2640×body10240exit
491.0ms1648×body640valid
132.0ms855×body320valid
124.0ms2867×body80valid
38.0ms389×body160valid